Question
Chemistry Question on General Principles and Processes of Isolation of Elements
When a metal is to be extracted from its ore and if the gangue associated with the ore is silica, then
A
An acidic flux is needed
B
A basic flux is needed
C
Both acidic and basic fluxes are needed
D
Neither of them is needed
Answer
A basic flux is needed
Explanation
Solution
If gangue is silica (an acidic impurity) the flux used is basic